/Engine/Source/Runtime/Engine/Public/ActorPartition/ActorPartitionSubsystem.h
static void ForEachIntersectingCell ( const [TSubclassOf](API\Runtime\CoreUObject\Templates\TSubclassOf)< [APartitionActor](API\Runtime\Engine\ActorPartition\APartitionActor) > & InActorClass, const FBox & InBounds, [ULevel](API\Runtime\Engine\Engine\ULevel) * InLevel, [TFunctionRef](API\Runtime\Core\GenericPlatform\TFunctionRef)< bool(const [UActorPartitionSubsystem::FCellCoord](API\Runtime\Engine\ActorPartition\UActorPartitionSubsystem\FCellCoord) &, const FBox &)> InOperation, uint32 InGridSize )